[Samba] Cloning from a backup: unable to reach any KDC in realm
abartlet at samba.org
Fri Nov 15 21:55:55 UTC 2019
On Fri, 2019-11-15 at 20:16 +0000, Don Kuenz via samba wrote:
> This post pertains to a Disaster Recovery (DR) scenario on a Samba
> server. The DR server was provisioned as a standalone host, on a
> network isolated from the Production Server (PS).
> The DR's /var/db/samba4 directory, which contains the private
> directory, was then renamed and replaced with the PS' /var/db/samba4
> backup. kinit now fails on the DR with:
> kinit: krb5_get_init_creds: unable to reach any KDC in realm
> Will samba_dnsupdate --verbose resolve this situation?
> Is there a way for the DR host to seize the KDC?
> What is the correct procedure to provision and clone a DR host from a
The correct procedure is
Just copying the files isn't advised, to start with a lock needs to be
taken over all the files to ensure a stable backup, which can only be
taken with the correct tools, unless the server has been stopped.
Andrew Bartlett https://samba.org/~abartlet/
Authentication Developer, Samba Team https://samba.org
Samba Developer, Catalyst IT
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